Answer:
A. and C. are correct
Explanation:
The maya's used their own form of hieroglyphs So A. is correct
And they used Astrology to predict stuff like solar and lunar eclipse and the movements of constellations So C. is correct.
The bureau of Indian Affairs was organized in 1824 as part of the "Department of War," since prior to this organization the military had been the go-to organization for dealing with Indian issues.
New instruments and better methods of travel provided by prince henry's school of navigation